Infrasonic

excerpt..."Almost all the machinery needed to do so is decades old (Infrasonic's other lathe, a Neumann AM-32, dates back to 1956) and the repair techs who know these units are quite literally dying off.

Infrasonic's move into a prominent 4,000-square-foot Sunset Boulevard location expands its capacity for both processes. As the vinyl format returns as a necessary part of a band's commercial output, Infrasonic wants to demystify this crucial step in making records.

"We want to educate people about what vinyl's supposed to sound like," Lyman said. "You can't skimp on this last part of the process. It's your art."

Infrasonic has a full-service recording studio in another facility (Beck and the Mars Volta have recorded and mastered there), and the mastering shop's three full-time engineers — including Jeff Ehrenberg and Grammy winner John Greenham — have full slates of digital mastering work as well..."